Home / 21,444.78-29,594.10-12,013.41

Finding the Fourth Proportional to 21,444.78, 29,594.10 and 12,013.41

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Solution

The fourth proportional to 21,444.78, 29,594.10 and 12,013.41 is: 16,578.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,444.78 : 29,594.10 = 12,013.41 : x
  2. Step 2: Convert to fraction form
    21,444.78/29,594.10 = 12,013.41/x
  3. Step 3: Cross multiply
    21,444.78x = 29,594.10 × 12,013.41
  4. Step 4: Simplify right side
    21,444.78x = 355,526,056.88
  5. Step 5: Solve for x
    x = 355,526,056.88/21,444.78
  6. Step 6: Final answer
    x = 16,578.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.